html, body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: white;
}

.container {
    display: flex;
    flex-direction: column;
    width: 600px;
    height: 100%;
    margin-bottom: 40px;
}

.head {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;

    font-weight: bold;
    font-size: 2em;
    margin-top: 10px;
}

.nav {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;

    font-weight: bold;
    font-size: 1.2em;
    margin-top: 30px;
    margin-left: 10px;
}

.content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row;

    margin-top: 40px;
    margin-left: 10px;
}

.c-l {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row;
}

.detail {
    margin-left: 10px;
}

.upper {
    font-size: 1.2em;
    font-weight: bold;
}

.next {
    color: #666666;
    font-size: 0.5em;
}

.c-r div {
    font-size: 0.5em;
}

.c-r i {
    font-size: 2em;
}

.foot {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #DDDDDD;
    padding: 10px 20px;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
}

.foot i{
    font-size: 2em;
    font-weight: bold;
}

.progress {
    width: 80%;
    background-color: #f1f1f1;
    height: 15px;
    border-radius: 7px;
}

.progress-bar {
    height: 80%;
    background-color: orangered;
    text-align: center;
    line-height: 15px;
    color: white;
    border-radius: 7px;
}

.ch {
    display: flex;
    justify-content: center;
    align-items: center;

    color: #717171;
    font-size: 0.5em;
    margin-top: 15px;
}